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[(4028-79x32):15+(7170+92130:37x6)]:5+3x103=

Răspuns :

[(4028-2528):15+(7170+14940)]:5+309=
(1500:15+22110):5+309=
(100+22110):5+309=
22210:5+309=
4442+309=4751

[(4028-79x32):15+(7170+92130:37x6)]:5+3x103=

=[(4028-2528):15+(7170+92130:222)]:5+3x103

=[1500:15+(7170+415)]:5+3x103

=[1500:15+7585]:5+3x103

=[100+7585]:5+3x103

=7685:5+3x103

=1537+3x103

=1540x103

=158620